This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

This ancient theater was once the home of fierce gladiatorial battles.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

Thousands of costumed dolls fill one of the world's creepiest museums.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

The top of society once luxuriated in this world-class hotel, which continues to impress, even in ruin.

A wood-and-steel sculpture garden featuring an artful interplay of nature and machinery.

The location of the last witch trials of Italy, known as "The Salem of Europe."

Abandoned medieval hill town.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.